Thermometer with an external sensor



FIG. 1 is a front elevational view of a thermometer with an external sensor showing my new design;

FIG. 2 is an enlarged fragmentary cross-sectional view thereof as taken from line 2--2 of FIG. 1;

FIG. 3 is a right side elevational view thereof, the left view being a mirror image thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

The probe and/or cable is shown broken-away in FIGS. 1 and 3-4 for ease of illustration. 

The ornamental design for a thermometer with an external sensor, as shown. 